Side by side comparison and review of Fitbit Ionic and Xiaomi Watch S1. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows Phone | iOS 10 or later, Android 6.0 (Marshmallow) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 38.6 mm | 46.5 mm |
| Height | 12.4 mm | 46.5 mm |
| Lenght | 256.5 mm | - |
| Depth | 12.4 mm | 11 mm |
| Weight | 50 g | 52 g |
| Body Material | Aerospace-grade aluminium | Stainless steel |
| Protection | Water-resistant | Water-resistant |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | - |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, pulse oximeter, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Call handling, automatic exercise recognition, breathing training function |
| Notifications | Missed calls, calendar, SMS, social apps | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | - |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | IEEE 802.11b/g/n, NFC, Bluetooth 5.2 |
|---|
| DISPLAY | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Type | LCD - colour | AMOLED - colour |
|---|---|---|
| Resolution | - | 466 x 466 pixels |
| Screen Size | - | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Case Size | - | 46 mm |
|---|---|---|
| Case Shape | - | Round |
| Case Details | Silver grey aluminium | Silver | Black |
| BAND | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Band Type | Sport band | Strap |
|---|---|---|
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | - | Calf leather |
| Band Colour | Ink blue/ice grey | Brown | Black |
| BATTERY | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Capacity | - | 470 mAh |
| Battery Life | 4 day(s) | - |
| Battery Life Details | - | Power saving mode - up to 24 days Typical usage - up to 12 days |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Fitbit Ionic | Xiaomi Watch S1 |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | USB cable, wireless charging dock, fluororubber watch strap (grey) |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | -10 °C |
| Warranty | 1-year warranty | 2-year warranty |
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